10866223427 has 2 divisors, whose sum is σ = 10866223428. Its totient is φ = 10866223426.

The previous prime is 10866223393. The next prime is 10866223439. The reversal of 10866223427 is 72432266801.

10866223427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10866223427 - 2¹⁰ = 10866222403 is a prime.

It is not a weakly prime, because it can be changed into another prime (10866223127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5433111713 + 5433111714.

It is an arithmetic number, because the mean of its divisors is an integer number (5433111714).

Almost surely, 2^10866223427 is an apocalyptic number.

10866223427 is a deficient number, since it is larger than the sum of its proper divisors (1).

10866223427 is an equidigital number, since it uses as much as digits as its factorization.

10866223427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 10866223427 in words is "ten billion, eight hundred sixty-six million, two hundred twenty-three thousand, four hundred twenty-seven".